title: Myeloid sarcoma developing in prexisting hydroxyurea-induced leg ulcer in a polycythemia vera patient.
abstract: Myeloid sarcoma (MS) is an extramedullary tumour consisting of myeloblasts or immature myeloid cells located in an extramedullary site. It may occur at presentation of AML, at relapse, or prior to the onset of frank leukemia. We report a rare case of MS developing in prexisting Hydroxyurea-induced leg Ulcer in a 70-year-old woman.
authors.affiliation: Service d'Hématologie, CHU Mohamed VI, Université Cadi Ayyad Marrakech, Marrakech 40000, Morocco.
authors.forename: Hatim
authors.initials: H
authors.lastname: Nafil
authors.forename: Illias
authors.initials: I
authors.lastname: Tazi
authors.forename: Lahoucine
authors.initials: L
authors.lastname: Mahmal